CN213338161U

CN213338161U - High temperature resistant optical fiber protective sheath

Info

Publication number: CN213338161U
Application number: CN202022789516.2U
Authority: CN
Inventors: 毛翠英; 叶静; 吴熀均
Original assignee: Jiangsu Huaguan Rubber Plastic Products Co ltd
Current assignee: Jiangsu Huaguan Rubber Plastic Products Co ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-06-01
Anticipated expiration: 2030-11-27

Abstract

The utility model discloses a high temperature resistant optic fibre protective sheath, including polyethylene oversheath, silicone rubber sleeve and second fixed block, the inboard of polyethylene oversheath is connected with covers the plastic-aluminum area, the outside of silicone rubber sleeve is connected with alkali-free glass fiber tape, the bracing piece is installed to the inboard of foam pad, and the inboard of bracing piece is connected with the optic fibre body, be connected through extension spring between foam pad and the bracing piece, the packing rope is installed to the front side of optic fibre body, the upper and lower both ends of polyethylene oversheath all are connected with the silica gel pad, the outside of first fixed block is connected with the second stopper, the inside through mounting of first firm piece has the connecting rod, the inside of second fixed block runs through there is the connecting rod. This high temperature resistant optic fibre protective sheath has high temperature resistance function to and convenient fixed fiber body connector, use in a flexible way, simple structure, the connector between the convenient observation fiber body, it is waterproof also to the optic fibre simultaneously.

Description

High temperature resistant optical fiber protective sheath

Technical Field

The utility model relates to an optical fiber protection technical field specifically is a high temperature resistant optic fibre protective sheath.

Background

With the progress of the times and the continuous development of science and technology, the laying of optical fibers is more and more common, some special zones can use special optical fiber protective sleeves to wrap the optical fibers so as to prevent the optical fibers from being damaged, some zones are dry, some zones are strong in corrosivity, and the optical fiber protective sleeves can protect the optical fibers;

however, general high temperature resistant optical fiber protective sheath does not have high temperature resistant function to and inconvenient fixed optical fiber body connector, inconvenient waterproof to the optical fiber body simultaneously, cause the harm to the optical fiber body easily, influence the use, we have provided a high temperature resistant optical fiber protective sheath for this reason, be used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a high temperature resistant optic fibre protective sheath has high temperature resistance function to and convenient fixed optic fibre body connector, use in a flexible way, simple structure conveniently observes the connector between the optic fibre body, also conveniently simultaneously to the waterproof advantage of optic fibre.

In order to achieve the above object, the utility model provides a following technical scheme: a high-temperature-resistant optical fiber protective sleeve comprises a polyethylene outer sheath, a silicone rubber sleeve and a second fixed block, wherein the inner side of the polyethylene outer sheath is connected with a plastic-coated aluminum belt, the inner side of the plastic-coated aluminum belt is connected with an alkali-free glass fiber belt, the outer side of the silicone rubber sleeve is connected with the alkali-free glass fiber belt, the inner side of the silicone rubber sleeve is provided with a foam pad, the inner side of the foam pad is provided with a supporting rod, the inner side of the supporting rod is connected with an optical fiber body, the foam pad is connected with the supporting rod through a tension spring, the front side of the optical fiber body is provided with a filling rope, the rear side of the optical fiber body is provided with a steel wire rope, the upper end and the lower end of the polyethylene outer sheath are both connected with silica gel pads, the outer side of each silica gel pad is provided with a first limited block, and the top of the second limiting block is connected with a first stabilizing block, a connecting rod is arranged inside the first stabilizing block in a penetrating mode, a second stabilizing block is arranged at the top of the connecting rod in a penetrating mode, and a connecting rod is arranged inside the second fixing block in a penetrating mode.

Adopt above-mentioned technical scheme to have high temperature resistance function to and conveniently fix the optical fiber connector, use in a flexible way, simple structure conveniently observes the connector between the optic fibre, also conveniently simultaneously waterproof to the optic fibre.

As the preferred technical scheme of the utility model, constitute sliding construction between silicone rubber cover and the foam pad, and the connected mode between the foam pad monomer is the block connection.

Through adopting above-mentioned technical scheme, because the connected mode between the foam pad monomer is the block connection, conveniently carry out the centre gripping to packing rope and wire rope, prevent that it from producing the shake.

As the utility model discloses an optimized technical scheme, the connected mode of bracing piece and optic fibre body is the overlap joint, and constitutes sliding structure between bracing piece and the foam pad to the bracing piece sets up about the axis symmetry of optic fibre body.

Through adopting above-mentioned technical scheme, because the bracing piece sets up about the axis symmetry of optic fibre body, conveniently fixed optic fibre prevents to produce vibrations.

As the utility model discloses a preferred technical scheme, the connected mode of first stopper and polyethylene oversheath is connected for the block, and the connected mode of polyethylene oversheath and silica gel pad is the overlap joint to the cross section of first stopper is concave-convex structure.

Through adopting above-mentioned technical scheme, because the cross section of first stopper is concave-convex structure, be convenient for carry out the block to fixed to the polyethylene oversheath.

As the utility model discloses an optimal technical scheme, first stopper is equidistant setting in the bottom of first fixed block, and the connected mode of first fixed block and second stopper is threaded connection.

Through adopting above-mentioned technical scheme, because the connected mode of first fixed block and second stopper is threaded connection, be convenient for carry on spacingly to first stopper, conveniently fix with the polyethylene oversheath.

As the utility model discloses a preferred technical scheme, the connected mode of first firm piece and connecting rod is threaded connection, and constitutes revolution mechanic between the firm piece of connecting rod and second to the connecting rod is in the equidistant setting in the inside of the firm piece of second.

Through adopting above-mentioned technical scheme, because the connecting rod equidistant setting in the inside of second steady piece, be convenient for protect the connector of optic fibre body, prevent that the optic fibre body from receiving the harm.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the silica gel sleeve and the optical fiber body are protected from being damaged by high temperature when the temperature is too high;

2. the utility model is provided with the first stabilizing block, the connecting rod and the second stabilizing block, the optical fiber body passes through the first stabilizing block and the second stabilizing block, the rotating connecting rod is fixed with the first stabilizing block, and the second fixing block in the middle of the rotating connecting rod is convenient to align;

3. the utility model discloses a set up silicon rubber sleeve and silica gel pad, the silicon rubber sleeve sets up in the outside of foam pad, and the convenience is carried on spacingly to the foam pad, and the silicon rubber sleeve also has waterproof effect simultaneously, and the silica gel pad sets up at the upper and lower both ends of polyethylene oversheath, uses first fixed block to compress tightly it, makes the inboard of polyethylene oversheath reach inclosed effect, and the convenience is waterproof to the optic fibre.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the overlooking and sectioning structure of the present invention;

FIG. 2 is a front view of the connecting rod and the second stable block of the present invention;

FIG. 3 is a schematic view of the front view sectioning structure of the connection between the first stopper and the polyethylene outer sheath of the present invention;

fig. 4 is the utility model discloses first stopper is connected with the second stopper and overlooks and dissects the schematic structure.

In the figure: 1. a polyethylene outer jacket; 2. coating a plastic-aluminum strip; 3. alkali-free glass fiber tape; 4. a silicone rubber sleeve; 5. a foam pad; 6. a support bar; 7. an optical fiber body; 8. an extension spring; 9. filling a rope; 10. a wire rope; 11. a silica gel pad; 12. a first stopper; 13. a first fixed block; 14. a second limiting block; 15. a first stabilizing block; 16. a connecting rod; 17. a second stabilizing block; 18. and a second fixed block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: a high-temperature-resistant optical fiber protective sleeve comprises a polyethylene outer sheath 1, a plastic-coated aluminum tape 2, an alkali-free glass fiber tape 3, a silicone rubber sleeve 4, a foam pad 5, a support rod 6, an optical fiber body 7, a tension spring 8, a filling rope 9, a steel wire rope 10, a silicone pad 11, a first limiting block 12, a first fixing block 13, a second limiting block 14, a first stabilizing block 15, a connecting rod 16, a second stabilizing block 17 and a second fixing block 18, wherein the inner side of the polyethylene outer sheath 1 is connected with the plastic-coated aluminum tape 2, the inner side of the plastic-coated aluminum tape 2 is connected with the alkali-free glass fiber tape 3, the outer side of the silicone rubber sleeve 4 is connected with the alkali-free glass fiber tape 3, the inner side of the silicone rubber sleeve 4 is provided with the foam pad 5, the inner side of the foam pad 5 is provided with the support rod 6, the inner side of the support rod 6 is connected with the optical fiber body 7, packing rope 9 is installed to the front side of optic fibre body 7, and wire rope 10 is installed to the rear side of optic fibre body 7, the upper and lower both ends of polyethylene oversheath 1 all are connected with silica gel pad 11, and first stopper 12 is installed in the outside of silica gel pad 11, and the top of first stopper 12 is connected with first fixed block 13, the outside of first fixed block 13 is connected with second stopper 14, and the top of second stopper 14 is connected with first firm piece 15, the inside through mounting of first firm piece 15 has connecting rod 16, and the top of connecting rod 16 is run through and is installed second firm piece 17, the inside of second fixed block 18 is run through there is connecting rod 16.

By adopting the technical scheme, as shown in fig. 1, two foam pads 5 are taken out, a tension spring 8 is installed inside a support rod 6 in a penetrating manner, the tension spring 8 is arranged on the outer side of the support rod 6 at equal intervals, the support rods 6 are respectively inserted into the inner sides of the foam pads 5, an optical fiber body 7 is placed at the upper end of the foam pads 5, a filling rope 9 and a steel wire rope 10 are placed at the front side and the rear side of the optical fiber body 7 to increase the toughness of the protective sleeve, the filling rope 9 can increase the tensile bearing capacity of the protective sleeve, the steel wire rope 10 can increase the bending force of the protective sleeve to prevent the optical fiber body 7 from being broken or broken, so that the foam pads 5 are connected in a clamping manner to penetrate into the inner side of the silicone rubber sleeve 4, the foam pads 5 can be limited by a convex structure on the inner side of the silicone rubber sleeve 4 to prevent the foam pads from rotating, the support, prevent to produce and rock, also increased the shock attenuation effect.

As shown in fig. 2, 3 and 4, silica gel pads 11 are put in the upper and lower ends of the polyethylene outer sheath 1, the optical fiber body 7 penetrates through the silica gel pads, the optical fiber body 7 penetrates through the inner sides of a first fixed block 13 and a second fixed block 14, so that a first limited block 12 at the lower side of the first fixed block 13 is clamped at the outer side of the polyethylene outer sheath 1, the first limited block 12 is made of an aluminum sheet material and has certain plasticity, the second limited block 14 is rotated to be in threaded connection with the first fixed block 13 until the inner side of the second limited block 14 covers the outer side of the first limited block 12 to play a role of fixing the first limited block 12, so that the polyethylene outer sheath 1 is clamped, the first fixing block 15 is in threaded connection above the first fixed block 13, the connecting rod 16 is rotated to be in threaded connection with the first fixing block 15, then the second fixed block 18 is rotated to rise, and the second fixed block 18 is limited, the convenient junction to optical fiber body 7 is fixed, prevents to touch or buckle, also conveniently overhauls the junction through the gap between the 16 monomers of connecting rod.

As shown in fig. 1, the plastic-coated aluminum tape 2 makes the sheath wear-resistant and non-deformable, the alkali-free glass fiber tape 3 can isolate high temperature to prevent the inside of the alkali-free glass fiber tape from being damaged by high temperature, and the silicone rubber sleeve 4 and the silicone rubber pad 11 play a role in preventing water on the inner side of the silica rubber sleeve and slow down the aging damage of the optical fiber body 7.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a high temperature resistant optic fibre protective sheath, includes polyethylene oversheath (1), silicon rubber sleeve (4) and second fixed block (18), its characterized in that: the inner side of the polyethylene outer sheath (1) is connected with a plastic-coated aluminum strip (2), the inner side of the plastic-coated aluminum strip (2) is connected with an alkali-free glass fiber strip (3), the outer side of the silicone rubber sleeve (4) is connected with the alkali-free glass fiber strip (3), the inner side of the silicone rubber sleeve (4) is provided with a foam pad (5), the inner side of the foam pad (5) is provided with a support rod (6), the inner side of the support rod (6) is connected with an optical fiber body (7), the foam pad (5) and the support rod (6) are connected through a tension spring (8), the front side of the optical fiber body (7) is provided with a filling rope (9), the rear side of the optical fiber body (7) is provided with a steel wire rope (10), the upper end and the lower end of the polyethylene outer sheath (1) are both connected with silica gel pads (11), and the outer side of the silica, and the top of first stopper (12) is connected with first fixed block (13), the outside of first fixed block (13) is connected with second stopper (14), and the top of second stopper (14) is connected with first firm piece (15), the inside of first firm piece (15) is run through and is installed connecting rod (16), and the top of connecting rod (16) is run through and is installed second firm piece (17), the inside of second fixed block (18) is run through and has been had connecting rod (16).

2. A high temperature resistant optical fiber protective casing according to claim 1, wherein: the silicon rubber sleeve (4) and the foam pad (5) form a sliding structure, and the foam pad (5) is connected with the foam pad (5) in a clamping manner.

3. A high temperature resistant optical fiber protective casing according to claim 1, wherein: the connection mode of bracing piece (6) and optic fibre body (7) is the overlap joint, and constitutes sliding construction between bracing piece (6) and foam pad (5) to bracing piece (6) are around the axis symmetry setting of optic fibre body (7).

4. A high temperature resistant optical fiber protective casing according to claim 1, wherein: the first limiting block (12) is connected with the polyethylene outer sheath (1) in a clamping mode, the polyethylene outer sheath (1) is connected with the silica gel pad (11) in a lap joint mode, and the cross section of the first limiting block (12) is of a concave-convex structure.

5. A high temperature resistant optical fiber protective casing according to claim 1, wherein: the first limiting blocks (12) are arranged at the bottoms of the first fixing blocks (13) at equal intervals, and the first fixing blocks (13) are connected with the second limiting blocks (14) in a threaded mode.

6. A high temperature resistant optical fiber protective casing according to claim 1, wherein: the first stabilizing block (15) is connected with the connecting rod (16) in a threaded mode, a rotating structure is formed between the connecting rod (16) and the second stabilizing block (17), and the connecting rod (16) is arranged in the second stabilizing block (17) at equal intervals.